Homicide sleuths are looking for the ex-boyfriend of Harley Anderson, who was found dead at her home recently. 22-year-old Anderson was a nursing student and found dead in suspicions circumstances at her residence in upstate New York.
Police say a male nursing student, with whom she was previously romantically linked, left the US on an international flight before her body was found.
"The victim and male student had a previous domestic and romantic relationship," Binghamton Police said.
Police say he is a person of interest in Ms Anderson's suspicious death. His identity was not officially disclosed.
The body of Haley Anderson was discovered in an off-campus property near Binghamton University on Friday.
"The investigation determined that the person of interest had left the United States by an international air travel flight before Ms Anderson's body was found."
The cause of death was not revealed over the weekend by police, but a post-mortem examination found it was a homicide.
The college mourned Ms Anderson's death in a statement on Facebook.
"Our entire university community extends our deepest condolences to Haley's family and friends, both here in Binghamton and in her hometown of Westbury, New York," it said.